package main
import(
	"fmt"
)
func main(){
	var stu1 Student
	var stu2 Stu
	// stu2 = stu1 // 错误 ， 可以修改为下面的
	stu2 = Stu(stu1)// ok 
	fmt.Println(stu1,stu2)
	
	var i interger = 10
	var j int = 20
	// j =i // 错误 修改 ：j = int(i)
	j = int(i)
	j = 30
	fmt.Println(i,j)

}

type Student struct{
	Name string
	Age int

}

type Stu Student

type interger int

